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soils相关的网络例句

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与 soils 相关的网络例句 [注:此内容来源于网络,仅供参考]

A model for predicting the matric suction of unsaturated soils from soil electrical resistivity measurement is proposed.

针对非饱和土吸力测量与计算的困难,提出了一种利用土的电阻率结构参数预测基质吸力的方法。

In Liaoning, the original soils growing rice before are brown earth meadow soil and saline-alkali soil.

从前,辽宁水稻最初种在褐土类草甸土和盐碱土上。

Combined, the brown and meadow soils cover about 64% of the total cultivated area; paddy soil 14.3%; saline-alkali soil 12.5%.

褐土加草甸土约占总耕地面积的64%,水稻土占14.3%,盐碱土占12.5%,其余为黄棕壤和其它土壤。

In this thesis, seed germination and root elongation test, early growth test were performanced by chemical spiked (Cu, Zn, Pb and Cd; Phenanthrenen, Pyrene; and1, 2, 4-trichlorobenzene) in four types of soils (red load soil, meadow brown soil, chestnut soil and dark brown soil) using wheat, Chinese cabbages , tomatoes , turnip and scallion as plants: The toxicity of heavy metals Cu.

本文选择4类典型土壤(红壤、草甸棕壤、暗棕壤和栗钙土),以(小麦、白菜、萝卜、西红柿、大葱)为供试植物,进行了重金属(Cu、Zn、Pb、Cd)、有机氯、多环芳烃污染的植物种子发芽与根伸长抑制试验;植物早期生长试验研究;以草甸棕壤为供试土壤,进行了重金属(Cu、Zn、Pb、Cd)单一、复合污染条件下的蚯蚓急性毒性实验;以草甸棕壤、污染土壤和生物修复土壤进行蚕豆根尖实验和土壤原生动物实验。

Based on the concept of geo-binary medium model ,a strength criterion for structured soils was proposed.

基于岩土二元介质模型思想,本文建议了一个适用于结构性土的强度准则。

Based on the concept of geo-binary medium model , a strength criterion for structured soils is proposed in the paper.

基于岩土二元介质模型思想,建议了一个适用于结构性土的强度准则。

Having separated out four main microbes from petroleum contaminated soils of Liaohe Petroleum Field, which are Micrococcus sp.

从辽河油田石油污染的土壤中分离出4种主要的微生物,它们分别是微球菌Micrococcus sp。

About 12.9%-27% of applied amount of 14C-metsulfuron-methyl was mineralize d to 14CO2 through opening 14C-triazine ring in soils tested after 180 days of the incubation.

4在整个培养试验期间(180d),14C-甲磺隆在7种土壤中通过三嗪杂环开环矿化为14CO2的量约占引入量的12.9-27.0%,其在碱性土壤中更难被矿化为14CO2。

Scientist: The point is that the worlds soils are a very large reservoir of carbon and two things can happen you can either manage it so they get bigger and therefore lock up carbon, or mismanage it so that pore gets smaller and in fact you release carbon and add to the CO2 in the atmosphere and it works both ways.

科学家:我们要指出的是,地球上的土壤是一个巨大的碳储存库,有两种情况会发生,一方面我们正确的利用它,增加它的容量以达到固碳减排的目的,另一方面我们的错误做法会使土壤中气孔变小,造成碳释放,增加大气中的二氧化碳含量,事实上这两种情况是同时存在的。

Using six monocotyledonous and dicotyldonous weeds and the plant shoots and soils as materials, all the compounds were tested indoors on the herbicidal activities. The results showed that one or two compounds have a definite herbicidal activity.

2所有化合物在室内分别对单子叶和双子叶的六种杂草,采用茎叶和土壤两种处理方法,进行了除草活性试验,结果有1—2个新化合物显示一定的除草活性。

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